# A270072 (b-file synthesized from sequence entry) 0 15 1 33 2 231 3 561 4 3735 5 8673 6 58407 7 146673 8 951831 9 2200161 10 15007527 11 37618161 12 243401751 13 562961505 14 3835839783 15 9654230001 16 62277025815 17 1438881404513 18 981400027431 19 2471753680881 20 15945066090519 21 38848671944801 22 251274914238759 23 633024492828657 24 4081389310836759 25 589338770407521 26 6431706870343299 27 161989104772314217 28 1044976403211096087